Bartlby is a network and system monitor,
completely written in C, to provide a scalable
framework with the ability to monitor networks of
various sizes. It consists of a core daemon,
several plugins, and a Web GUI (PHP extension).
The core daemon checks (over active/passive TCP)
services/hosts and notifies users in case of
critical service conditions (mail, SMS, ICQ, and
custom triggers are supported). Bartlby provides
an open plugin interface to give every
administrator an easy to use option to extend the
plugin base, and a fully customizable GUI (written
in PHP using a C extension). Nearby everything
can be controlled via an XML interface.

Bash Port Knocking is a set of scripts that use
standard Linux tools to acheive a portk
nocking system. A Web page is used to open
ports, and an email is sent each time the port
knocking sequence is successfully achieved.
Knocks are tracked independently for each
knocking IP address. A basic firewall for a
gateway is included.

BASP (BAsh Server Pages) is a patch against Bash for processing HTML templates (or any documents) with embedded shell scripts. The advantage is that you have full access to the shell and system environment without learning yet another programming language. This project has been merged with BashDiff.

BashBurn (Previously Magma) is a bash script designed to make CD/DVD burning in the console easier. It supports burning of normal data CDs and audio CDs, blanking of CD-RWs, multisession, data DVDs, and more.

Bashish is a theme enviroment for text terminals.
It can change colors, font, transparency, and
background image on a per-application basis.
Additionally Bashish supports prompt changing on
common shells such as bash, zsh, and tcsh.

Beanie is a flexible, distributed accounting
system for medium-sized companies. It includes
back-end batch processing as well as a GTK GUI and
provides automated purchases, sales, and nominal
ledgers as well as automated invoicing (via
email). It also supports VAT and payroll.

Bixtep is a command line application for organizing notes in a flexible and customizable way in the Bash shell. Its uses span from quick note taking to managing excerpts, sources, and any other type of textual content. All data is stored in an XML file.

Bky is a minimalistic, distributed Version Control System/Source Code
Management tool that uses rsync as a backend to store revisions as
complete trees, optimizing the size by storing unchanged files as hard
links.